{
  "$type": "site.standard.document",
  "description": "Disclosed is a secondary battery in which a positive electrode active material non-covered portion is joined to a positive electrode current collector plate at one end portion of an electrode winding body, a negative electrode active material non-covered portion is joined to a negative electrode…",
  "path": "/patents/1333192",
  "publishedAt": "2022-12-08T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M10/0587",
    "MURATA MANUFACTURING CO., LTD."
  ],
  "textContent": "Disclosed is a secondary battery in which a positive electrode active material non-covered portion is joined to a positive electrode current collector plate at one end portion of an electrode winding body, a negative electrode active material non-covered portion is joined to a negative electrode current collector plate at the other end portion of the electrode winding body, the positive electrode current collector plate has a positive electrode bead on a surface thereof, the negative electrode current collector plate has a negative electrode bead on a surface thereof, a width of the positive electrode bead is 0.05 mm or more and 0.18 mm or less, a width of the negative electrode bead is 0.03 mm or more and 0.12 mm or less.",
  "title": "SECONDARY BATTERY, ELECTRONIC DEVICE, AND POWER TOOL"
}